1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 18 #ifndef LIBTEXTCLASSIFIER_UTILS_INTENTS_INTENT_GENERATOR_H_ 19 #define LIBTEXTCLASSIFIER_UTILS_INTENTS_INTENT_GENERATOR_H_ 20 21 #include <jni.h> 22 23 #include <map> 24 #include <memory> 25 #include <string> 26 #include <vector> 27 28 #include "actions/types.h" 29 #include "annotator/types.h" 30 #include "utils/i18n/locale.h" 31 #include "utils/intents/intent-config_generated.h" 32 #include "utils/intents/remote-action-template.h" 33 #include "utils/java/jni-cache.h" 34 #include "utils/resources.h" 35 #include "utils/resources_generated.h" 36 #include "utils/strings/stringpiece.h" 37 #include "flatbuffers/reflection_generated.h" 38 39 namespace libtextclassifier3 { 40 41 // Helper class to generate Android intents for text classifier results. 42 class IntentGenerator { 43 public: 44 static std::unique_ptr<IntentGenerator> Create( 45 const IntentFactoryModel* options, const ResourcePool* resources, 46 const std::shared_ptr<JniCache>& jni_cache); 47 48 // Generates intents for a classification result. 49 // Returns true, if the intent generator snippets could be successfully run, 50 // returns false otherwise. 51 bool GenerateIntents(const jstring device_locales, 52 const ClassificationResult& classification, 53 const int64 reference_time_ms_utc, 54 const std::string& text, 55 const CodepointSpan selection_indices, 56 const jobject context, 57 const reflection::Schema* annotations_entity_data_schema, 58 std::vector<RemoteActionTemplate>* remote_actions) const; 59 60 // Generates intents for an action suggestion. 61 // Returns true, if the intent generator snippets could be successfully run, 62 // returns false otherwise. 63 bool GenerateIntents(const jstring device_locales, 64 const ActionSuggestion& action, 65 const Conversation& conversation, const jobject context, 66 const reflection::Schema* annotations_entity_data_schema, 67 const reflection::Schema* actions_entity_data_schema, 68 std::vector<RemoteActionTemplate>* remote_actions) const; 69 70 private: IntentGenerator(const IntentFactoryModel * options,const ResourcePool * resources,const std::shared_ptr<JniCache> & jni_cache)71 IntentGenerator(const IntentFactoryModel* options, 72 const ResourcePool* resources, 73 const std::shared_ptr<JniCache>& jni_cache) 74 : options_(options), 75 resources_(Resources(resources)), 76 jni_cache_(jni_cache) {} 77 78 std::vector<Locale> ParseDeviceLocales(const jstring device_locales) const; 79 80 const IntentFactoryModel* options_; 81 const Resources resources_; 82 std::shared_ptr<JniCache> jni_cache_; 83 std::map<std::string, std::string> generators_; 84 }; 85 86 } // namespace libtextclassifier3 87 88 #endif // LIBTEXTCLASSIFIER_UTILS_INTENTS_INTENT_GENERATOR_H_ 89